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Head-to-head · Best 850w Power Supplies

EVGA SuperNOVA 850 G6 vs EVGA SuperNOVA 850 G7

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

The short answer

EVGA SuperNOVA 850 G7 comes out ahead by a clear margin (4.1 vs 4.4). The gap is mostly about fit for purpose — read the strengths below before deciding.

EVGA SuperNOVA 850 G6
Ranked #5 in Best 850w Power Supplies
EVGA SuperNOVA 850 G6
$269.99as of Jul 8

The EVGA SuperNOVA 850 G6 is a solid 850W power supply that delivers good performance and build quality, according to Tom's Hardware. It features full modularity, a compact design, and strong voltage regulation, though reviewers noted issues with fan behavior and efficiency at typical loads. While it offers a 10-year warranty and is well-suited for high-end builds, it faces stiff competition in its class.

Strengths
  • — Full power at 47 degrees Celsius
  • — Good build quality
  • — Tight load regulation at 12V
Watch-outs
  • — Fan speed profile could be smoother
  • — Efficiency at normal and light loads could be higher
  • — High inrush current with 230V
$269.99 · Check Price on AmazonFull review →
EVGA SuperNOVA 850 G7
Higher ratedRanked #3 in Best 850w Power Supplies
EVGA SuperNOVA 850 G7

The EVGA SuperNOVA 850 G7 delivers high performance in a compact form factor, according to Tom's Hardware and Hardware Busters reviews. It offers excellent efficiency and build quality while maintaining reliable operation under load. However, it lacks PCIe 5.0 support and suffers from high inrush currents. This PSU is ideal for gamers seeking a powerful yet space-saving solution, though those requiring latest-generation PCIe connectors may need to look elsewhere.

Strengths
  • — Full power at 47 degrees Celsius
  • — Top overall performance
  • — Good build quality
Watch-outs
  • — No PCIe 5.0 connectors
  • — High inrush currents
Buy at shi.comFull review →

Specs side-by-side

SpecEVGA SuperNOVA 850 G6EVGA SuperNOVA 850 G7
Wattage850 W850W
Efficiency91% or higher (under typical load)Cybenetics Platinum (89-91%), 80 PLUS Gold
Form FactorATX Form FactorATX12V v2.52
ModularityFully modularFully modular
Fan Size1 x 135 mm120mm
Warranty10-year warranty10-year
Connectors—2x EPS, 6x PCIe 6+2 pin, 9 SATA, 4x Molex, 1x FDD
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